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Mental arithmetic

Index - Options

18 * 8 = 
15 * 20 = 
20 * 5 = 
14 * 7 = 
19 * 4 = 
6 * 10 = 
9 * 12 = 
20 * 6 = 
9 * 20 = 
12 * 18 = 

When all exercises have been calculated correctly, a picture of an animal appears.

Time: Errors:

Options

Operations
Lower limit
Upper limit
 Addition
 Subtraction
 Multiplication
 Division
 Square
 Root

Quick links

Simple game Difficult addition
Easy addition Multiplication tables up to 10
Addition and substraction up to 100 Multiplication table up to 20

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